(19)

(11)

EP 3 570 955 A2

(12)

(88) Date of publication A3: 13.09.2018 (43) Date of publication: 27.11.2019 Bulletin 2019/48 (21) Application number: 18701562.3 (22) Date of filing: 22.01.2018

(51) International Patent Classification (IPC):  B01D 35/153(2006.01) B01D 29/21(2006.01) (86) International application number: PCT/GB2018/050180 (87) International publication number: WO 2018/134627 (26.07.2018 Gazette 2018/30)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD TN (30) Priority: 23.01.2017 GB 201701107 23.01.2017 GB 201701105 (71) Applicant: Parker Hannifin Manufacturing (UK) Limited Hertfordshire HP2 4SJ (GB)	(72) Inventors: MINCHER, Adrian Richard North Humberside East Riding of Yorkshire HU15 2BB (GB) FERRARI, Svetlana Huddersfield West Yorkshire HD2 2HU (GB) BARRON, Mark Doncaster South Yorkshire DN9 3PL (GB) (74) Representative: Orr, Robert  Urquhart-Dykes & Lord LLP Arena Point Merrion Way Leeds LS2 8PA Leeds LS2 8PA (GB)